Finding the Fourth Proportional to 1,283,409.04, 1,770,329.64 and 824,369.08
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Solution
The fourth proportional to 1,283,409.04, 1,770,329.64 and 824,369.08 is: 1,137,131.63
Step by Step Solution
- Step 1: Write the proportion equation
1,283,409.04 : 1,770,329.64 = 824,369.08 : x - Step 2: Convert to fraction form
1,283,409.04/1,770,329.64 = 824,369.08/x - Step 3: Cross multiply
1,283,409.04x = 1,770,329.64 × 824,369.08 - Step 4: Simplify right side
1,283,409.04x = 1,459,405,016,623.53 - Step 5: Solve for x
x = 1,459,405,016,623.53/1,283,409.04 - Step 6: Final answer
x = 1,137,131.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.